package Demo3;

public class IMouse implements USB{

    @Override
    public void open() {
        System.out.println("接入鼠标....");
    }

    @Override
    public void close() {
        System.out.println("关闭鼠标....");
    }

    public void click(){
        System.out.println("使用鼠标....");
    }

}
